<!--
 * @Author: your name
 * @Date: 2021-07-10 16:28:41
 * @LastEditTime: 2021-07-13 23:07:57
 * @LastEditors: Please set LastEditors
 * @Description: In User Settings Edit
 * @FilePath: \day1\vue_shop\src\components\childcomponents\User.vue
-->
<!--  -->
<template>
  <div class="com-container">
    <div class="com-chart">
      <daohang></daohang>
      <!-- 卡片视图区域 -->
      <el-card>
        <!-- 搜索与添加区域 -->
        <el-row :gutter="20">
          <el-col :span="8">
            <el-input
              placeholder="请输入内容"
              clearable
              v-model="queryInfo.query"
              @clear="getData"
            >
              <el-button
                slot="append"
                icon="el-icon-search"
                @click="getData"
              ></el-button>
            </el-input>
          </el-col>
          <el-col :span="4">
            <el-button type="primary" @click="addDialogVisible = true"
              >添加用户</el-button
            >
          </el-col>
        </el-row>
        <!-- 用户列表区域 -->
        <!-- border 边框stripe斑马线 -->
        <el-table :data="userlist" style="width: 100%" border stripe>
          <el-table-column type="index"> </el-table-column>
          <el-table-column prop="username" label="姓名"> </el-table-column>
          <el-table-column prop="email" label="邮箱"> </el-table-column>
          <el-table-column prop="mobile" label="电话"> </el-table-column>
          <el-table-column prop="role_name" label="角色"> </el-table-column>
          <el-table-column prop="mg_state" label="状态">
            <!-- 获取当前table数据 -->
            <template slot-scope="scope">
              <!-- 获取当前table数据 的当前行-->
              <el-switch
                v-model="scope.row.mg_state"
                @change="userStateChange(scope.row)"
              >
              </el-switch>
            </template>
          </el-table-column>
          <el-table-column label="操作" width="180px">
            <template slot-scope="scope">
              <!-- 修改按钮 -->
              <el-button
                type="primary"
                icon="el-icon-edit"
                size="mini"
                @click="showEditDialog(scope.row.id)"
              ></el-button>
              <!-- 删除按钮 -->
              <el-button
                type="danger"
                icon="el-icon-delete"
                size="mini"
                @click="remove(scope.row.id)"
              ></el-button>
              <!-- 分配角色按钮   鼠标是否可进入到 tooltip 中:enterable="false" -->
              <el-tooltip
                class="item"
                effect="dark"
                content="分配角色"
                placement="top"
                :enterable="false"
              >
                <el-button
                  type="warning"
                  icon="el-icon-setting"
                  size="mini"
                  @click="showUser(scope.row)"
                ></el-button>
              </el-tooltip>
            </template>
          </el-table-column>
        </el-table>
        <el-pagination
          @size-change="handleSizeChange"
          @current-change="handleCurrentChange"
          :current-page="queryInfo.pagenum"
          :page-sizes="[1, 2, 3, 4]"
          :page-size="queryInfo.pagesize"
          layout="total, sizes, prev, pager, next, jumper"
          :total="total"
        >
        </el-pagination>
      </el-card>
      <!-- 添加用户的对话框 -->
      <el-dialog
        title="添加用户"
        :visible.sync="addDialogVisible"
        width="50%"
        @close="addDialogClosed"
      >
        <el-form
          :model="addForm"
          :rules="rulesaddForm"
          ref="addFormRef"
          label-width="70px"
        >
          <el-form-item label="用户名" prop="username">
            <el-input v-model="addForm.username"></el-input>
          </el-form-item>
          <el-form-item label="密码" prop="password">
            <el-input v-model="addForm.password"></el-input>
          </el-form-item>
          <el-form-item label="邮箱" prop="email">
            <el-input v-model="addForm.email"></el-input>
          </el-form-item>
          <el-form-item label="手机" prop="mobile">
            <el-input v-model="addForm.mobile"></el-input>
          </el-form-item>
        </el-form>
        <span slot="footer" class="dialog-footer">
          <el-button @click="addDialogVisible = false">取 消</el-button>
          <el-button type="primary" @click="addSure">确 定</el-button>
        </span>
      </el-dialog>
      <!-- 修改表单 -->
      <el-dialog
        title="修改用户"
        :visible.sync="editDialogVisible"
        width="50%"
        @close="editDialogClosed"
      >
        <el-form
          :model="editForm"
          :rules="ruleseditForm"
          ref="editFormRef"
          label-width="70px"
        >
          <el-form-item label="用户名" prop="username">
            <el-input v-model="editForm.username"></el-input>
          </el-form-item>
          <el-form-item label="邮箱" prop="email">
            <el-input v-model="editForm.email"></el-input>
          </el-form-item>
          <el-form-item label="手机" prop="mobile">
            <el-input v-model="editForm.mobile"></el-input>
          </el-form-item>
        </el-form>
        <span slot="footer" class="dialog-footer">
          <el-button @click="editDialogVisible = false">取 消</el-button>
          <el-button type="primary" @click="editInfo">确定修改</el-button>
        </span>
      </el-dialog>
      <!-- 分配角色对话框 -->
      <el-dialog title="分配角色" :visible.sync="roledialogVisible" width="30%" @close="setRoleDialogClosed">
        <div>
          <p>当前的用户:{{ userinfo.username }}</p>
          <p>当前的角色:{{ userinfo.role_name }}</p>
          <p>
            <!-- 分配新角色： -->
            <el-select v-model="selectedRoles" placeholder="请选择">
              <el-option
                v-for="item in RoleList"
                :key="item.id"
                :label="item.roleName"
                :value="item.id"
               
              >
              </el-option>
            </el-select>
          </p>
        </div>
        <span slot="footer" class="dialog-footer">
          <el-button @click="roledialogVisible = false">取 消</el-button>
          <el-button type="primary" @click="saveInfoRoles"
            >确 定</el-button
          >
        </span>
      </el-dialog>
    </div>
  </div>
</template>

<script>
import Daohang from 'components/common/Daohang.vue'
export default {
  components: {
    Daohang
  },
  data() {
    // 验证邮箱的规则
    var checkEmail = (rule, value, cb) => {
      // 验证邮箱的正则表达式
      const regEmail = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/

      if (regEmail.test(value)) {
        // 合法的邮箱
        return cb()
      }

      cb(new Error('请输入合法的邮箱'))
    }

    // 验证手机号的规则
    var checkMobile = (rule, value, cb) => {
      // 验证手机号的正则表达式
      const regMobile = /^(0|86|17951)?(13[0-9]|15[012356789]|17[678]|18[0-9]|14[57])[0-9]{8}$/

      if (regMobile.test(value)) {
        return cb()
      }

      cb(new Error('请输入合法的手机号'))
    }
    //获取用户列表的参数对象
    return {
      queryInfo: {
        query: '',
        //当前的页数
        pagenum: 1,
        //当前的页数显示几条数据
        pagesize: 3
      },
      userlist: [],
      RoleList:[],
      total: 0,
      addForm: [],
      // 控制添加用户对话框的显示与隐藏
      addDialogVisible: false,
      // 控制修改用户对话框的显示与隐藏
      editDialogVisible: false,
      // 分配角色对话框的显示与隐藏
      roledialogVisible: false,
      // 添加用户的表单数据
      addForm: {
        username: '',
        password: '',
        email: '',
        mobile: ''
      },
      //选中的用户
      selectedRoles:'',
      //修改表单数据
      editForm: {},
      //需要被分配角色的用户信息
      userinfo: {},
      // 添加表单的验证规则对象
      rulesaddForm: {
        username: [
          { required: true, message: '请输入用户名', trigger: 'blur' },
          {
            min: 3,
            max: 10,
            message: '用户名的长度在3~10个字符之间',
            trigger: 'blur'
          }
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          {
            min: 6,
            max: 15,
            message: '用户名的长度在6~15个字符之间',
            trigger: 'blur'
          }
        ],
        email: [
          { required: true, message: '请输入邮箱', trigger: 'blur' },
          { validator: checkEmail, trigger: 'blur' }
        ],
        mobile: [
          { required: true, message: '请输入手机号', trigger: 'blur' },
          { validator: checkMobile, trigger: 'blur' }
        ]
      },
      // 修改表单的验证规则对象
      ruleseditForm: {
        username: [
          { required: true, message: '请输入用户名', trigger: 'blur' },
          {
            min: 3,
            max: 10,
            message: '用户名的长度在3~10个字符之间',
            trigger: 'blur'
          }
        ],
        email: [
          { required: true, message: '请输入用户邮箱', trigger: 'blur' },
          { validator: checkEmail, trigger: 'blur' }
        ],
        mobile: [
          { required: true, message: '请输入用户手机号', trigger: 'blur' },
          { validator: checkMobile, trigger: 'blur' }
        ]
      }
    }
  },
  mounted() {
    this.getData()
  },
  methods: {
    async getData() {
      const { data: res } = await this.$http.get('users', {
        params: this.queryInfo
      })
      if (res.meta.status !== 200) {
        return this.$message.error('获取用户列表失败')
      }
      this.userlist = res.data.users
      this.total = res.data.total
      //console.log(res)
    },
    //监听pagesize改变事件,每页显示几条
    handleSizeChange(newSize) {
      // console.log(newSize)
      this.queryInfo.pagesize = newSize
      this.getData()
    },
    //监听页码值改变的事件
    handleCurrentChange(newPage) {
      console.log(newPage)
      this.queryInfo.pagenum = newPage
      this.getData()
    },
    // 监听添加用户对话框的关闭事件
    addDialogClosed() {
      this.$refs.addFormRef.resetFields()
    },
    // 点击按钮，添加新用户
    addSure() {
      this.$refs.addFormRef.validate(async valid => {
        if (!valid) return
        //可以发起添加用户的网络请求
        const { data: res } = await this.$http.post('users', this.addForm)
        if (res.meta.status !== 201) {
          this.$message.error('添加用户失败')
        }
        this.$message.success('添加用户成功')
        this.addDialogVisible = false
        // 重新获取用户列表数据
        this.getData()
      })
    },
    //根据id查询用户信息
    async showEditDialog(id) {
      const { data: res } = await this.$http.get('users/' + id)
      if (res.meta.status !== 200) {
        this.$message.error('获取用户信息失败')
      }
      this.editForm = res.data
      this.editDialogVisible = true
      console.log(res)
    },
    // 监听修改表单的关闭事件
    editDialogClosed() {
      this.$refs.editFormRef.resetFields()
    },
    //点击确定按钮修改信息并提交
    editInfo() {
      this.$refs.editFormRef.validate(async valid => {
        if (!valid) return
        //发起修改用户信息的请求
        const { data: res } = await this.$http.put(
          'users/' + this.editForm.id,
          { email: this.editForm.email, mobile: this.editForm.mobile }
        )
        if (res.meta.status !== 200) {
          this.$message.error('修改用户信息失败')
        }
        this.editDialogVisible = false
        this.getData()
        // 提示修改成功
        this.$message.success('更新用户信息成功！')
      })
    },
    //switch 状态发生变化时的回调函数 change
    async userStateChange(userinfo) {
      const { data: res } = await this.$http.put(
        `users/${userinfo.id}/state/${userinfo.mg_state}`
      )
      if (res.meta.status !== 200) {
        userinfo.mg_state = !userinfo.mg_state
        return this.$message.error('更新用户状态失败')
      }
      this.$message.success('更新用户状态成功')
    },
    //显示分配权限对话框
    async showUser(userinfo) {
     
      this.userinfo = userinfo
       // 在展示对话框之前，获取所有角色的列表
      const { data: res } = await this.$http.get('roles')
      if(res.meta.status!=200){
        return this.$message.error("获取列表角色失败")
      }else{
        
       this.RoleList=res.data
       //console.log(this.RoleList)
       this.roledialogVisible = true
       return this.$message.success("成功获取角色")
      }
       
       
    },
    //点击按钮分配角色
    async saveInfoRoles(){
    if(!this.selectedRoles){
      return this.$message.error('请选择要分配的角色！')
    }
    //用户id必须为数字${}
    const {data:res}=await this.$http.put(`users/${this.userinfo.id}/role`,{rid:this.selectedRoles})
     console.log(res)
    if (res.meta.status !== 200) {
        return this.$message.error('更新角色失败！')
      }

      this.$message.success('更新角色成功！')
      this.getData()
      this.roledialogVisible = false
    },
    //监听分配角色对话框的关闭事件
    setRoleDialogClosed(){
      this.selectedRoles=''
      this.userinfo={}
    
    },
    //删除用户
    // 根据Id删除对应的用户信息
    async remove(id) {
      // 弹框询问用户是否删除数据
      const confirmResult = await this.$confirm(
        '此操作将永久删除该用户, 是否继续?',
        '提示',
        {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }
      ).catch(err => err)

      // 如果用户确认删除，则返回值为字符串 confirm
      // 如果用户取消了删除，则返回值为字符串 cancel
      // console.log(confirmResult)
      if (confirmResult !== 'confirm') {
        return this.$message.info('已取消删除')
      }

      const { data: res } = await this.$http.delete('users/' + id)

      if (res.meta.status !== 200) {
        return this.$message.error('删除用户失败！')
      }

      this.$message.success('删除用户成功！')
      this.getData()
    }
  }
}
</script>
<style lang="less" scoped></style>
